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adc/f3: fix startup bug

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xoviat 2023-09-11 17:27:47 -05:00
parent b9889ad3b5
commit 44a5c32ea4
1 changed files with 3 additions and 0 deletions
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embassy-stm32/src/adc/f3.rs
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@ -49,6 +49,9 @@ impl<'d, T: Instance> Adc<'d, T> {
while T::regs().cr().read().adcal() {} while T::regs().cr().read().adcal() {}
// Wait more than 4 clock cycles after adcal is cleared (RM0364 p. 223)
delay.delay_us(6 * Self::freq().0 / 1_000_000);
// Enable the adc // Enable the adc
T::regs().cr().modify(|w| w.set_aden(true)); T::regs().cr().modify(|w| w.set_aden(true));